A very cool topic if there is a smart speaker. Without it, I think there is not much sense in such light bulbs. Of the shortcomings, only the price. Replacing all light bulbs with smart ones is really expensive. I have ~ 10 light bulbs in my apartment, i. E. this idea will be 10+ thousand. For now I'll manage them in one room :) The instructions do not say that you need to turn the light on and off several times until the light blinks. I would have run to support, but dug up this info in the application